gcc/testsuite/gcc.dg/vect/vect-outer-call-1.c

   1 /* { dg-do compile } */
   2 /* { dg-require-effective-target vect_float } */
   3 /* { dg-additional-options "-fno-math-errno" } */
   4
   5 void
   6 foo (float * __restrict x, float *y, int n, int m)
   7 {
   8   if (m > 0)
   9     for (int i = 0; i < n; ++i)
  10       {
  11         float tem = x[i], tem1;
  12         for (int j = 0; j < m; ++j)
  13           {
  14             tem += y[j];
  15             tem1 = tem;
  16             tem = __builtin_sqrtf (tem);
  17           }
  18         x[i] = tem - tem1;
  19       }
  20 }
  21
  22 /* { dg-final { scan-tree-dump "OUTER LOOP VECTORIZED" "vect" { target { vect_call_sqrtf } } } } */